The cultural critic on why ignoring the biological differences between men and women risks undermining Western civilization.

'What you're seeing is how a civilization commits suicide," says Camille Paglia. This self-described "notorious Amazon feminist" isn't telling anyone to Lean In or asking Why Women Still Can't Have It All. No, her indictment may be as surprising as it is wide-ranging: The military is out of fashion, Americans undervalue manual labor, schools neuter male students, opinion makers deny the biological...